Over 20,000 problems available: AMC 8/10/12 and AIME problems from 2010-2024; USAJMO/USAMO problems from 2002-2024; USACO problems from 2014 to 2024 (all divisions); all Codeforces, AtCoder and DMOJ problems. If you leave the search field blank, it returns all problems with the specified type.

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  • AMC 8: [year] AMC 8 Problem #, Ex: 2013 AMC 8 Problem 1
  • AMC 10: [year] AMC 10A Problem # OR [year] AMC 10B Problem #, Ex: 2015 AMC 10A Problem 16
  • AMC 12: [year] AMC 12A Problem # OR [year] AMC 12B Problem #, Ex: 2021 AMC 12B Problem 25
  • AIME: [year] AIME I Problem # OR [year] AIME II Problem #, Ex: 2013 AIME I Problem 8
  • USAJMO/USAMO: [year] USAJMO/USAMO Problem #, Ex: 2023 USAJMO Problem 1
  • Codeforces: Codeforces [contest id (e.g. 101)][problem id (e.g. A, B, C)]: [Codeforces problem name], Ex: Codeforces 1336F: Journey
  • AtCoder: AtCoder [contest id (e.g. ABC314, ARC164, ZONE2021)]: [problem id (A, B, C)]. [Problem name], Ex: AtCoder ZONE2021: E. Sneaking
  • DMOJ: DMOJ [contest name (if applicable)] [problem number (e.g. P1)] - [Problem name], Ex: DMOJ Yet Another Contest 3 P1 - Shell Swap Scam
  • USACO: [year] [contest month (e.g. January, US Open)], [division (e.g. Gold)]: [Problem name], Ex: USACO 2023 US Open Contest, Bronze: Rotate and Shift

ID Problem Name (click to add insights/hints, view summary of insights/hints and similar problems)
22005 2014 AMC 12A Problem 3
22004 2014 AMC 12A Problem 2
22003 2014 AMC 12A Problem 1
22002 2013 AMC 12B Problem 25
22001 2013 AMC 12B Problem 24
22000 2013 AMC 12B Problem 23
21999 2013 AMC 12B Problem 22
21998 2013 AMC 12B Problem 21
21997 2013 AMC 12B Problem 20
21996 2013 AMC 12B Problem 19
21995 2013 AMC 12B Problem 18
21994 2013 AMC 12B Problem 17
21993 2013 AMC 12B Problem 16
21992 2013 AMC 12B Problem 15
21991 2013 AMC 12B Problem 14
21990 2013 AMC 12B Problem 13
21989 2013 AMC 12B Problem 12
21988 2013 AMC 12B Problem 11
21987 2013 AMC 12B Problem 10
21986 2013 AMC 12B Problem 9
21985 2013 AMC 12B Problem 8
21984 2013 AMC 12B Problem 7
21983 2013 AMC 12B Problem 6
21982 2013 AMC 12B Problem 5
21981 2013 AMC 12B Problem 4
21980 2013 AMC 12B Problem 3
21979 2013 AMC 12B Problem 2
21978 2013 AMC 12B Problem 1
21977 2013 AMC 12A Problem 25
21976 2013 AMC 12A Problem 24
21975 2013 AMC 12A Problem 23
21974 2013 AMC 12A Problem 22
21973 2013 AMC 12A Problem 21
21972 2013 AMC 12A Problem 20
21971 2013 AMC 12A Problem 19
21970 2013 AMC 12A Problem 18
21969 2013 AMC 12A Problem 17
21968 2013 AMC 12A Problem 16
21967 2013 AMC 12A Problem 15
21966 2013 AMC 12A Problem 14
21965 2013 AMC 12A Problem 13
21964 2013 AMC 12A Problem 12
21963 2013 AMC 12A Problem 11
21962 2013 AMC 12A Problem 10
21961 2013 AMC 12A Problem 9
21960 2013 AMC 12A Problem 8
21959 2013 AMC 12A Problem 7
21958 2013 AMC 12A Problem 6
21957 2013 AMC 12A Problem 5
21956 2013 AMC 12A Problem 4
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